[ 1 syll. zea(l), ze-al] The baby name Zeal is also used as a boy name. It is pronounced as Z IY L †. Zeal's language of origin is English-American. The name Zeal means 'one with passion; enthusiastic devotion'. Forms of Zeal include the names Zeale, Zeel, Zeele, Zeyl, Zeyle, Ziel, and Ziele. See also the related categories, english and ...